diff --git a/Documentation/networking/ipvs-sysctl.txt b/Documentation/networking/ipvs-sysctl.txtindex 4ccdbca..5214339 100644--- a/Documentation/networking/ipvs-sysctl.txt+++ b/Documentation/networking/ipvs-sysctl.txt@@ -15,6 +15,23 @@ amemthresh - INTEGER
enabled and the variable is automatically set to 2, otherwise
the strategy is disabled and the variable is set to 1.
+conntrack - BOOLEAN+ 0 - disabled (default)+ not 0 - enabled++ If set, maintain connection tracking entries for+ connections handled by IPVS.++ This should be enabled if connections handled by IPVS are to be+ also handled by stateful firewall rules. That is, iptables rules+ that make use of connection tracking. It is a performance+ optimisation to disable this setting otherwise.++ Connections handled by the IPVS FTP application module+ will have connection tracking entries regardless of this setting.++ Only available when IPVS is compiled with the CONFIG_IP_VS_NFCT+
cache_bypass - BOOLEAN
0 - disabled (default)
not 0 - enabled
@@ -39,7 +56,7 @@ debug_level - INTEGER
11 - IPVS packet handling (ip_vs_in/ip_vs_out)
12 or more - packet traversal
- Only available when IPVS is compiled with the CONFIG_IPVS_DEBUG+ Only available when IPVS is compiled with the CONFIG_IP_VS_DEBUG
Higher debugging levels include the messages for lower debugging
levels, so setting debug level 2, includes level 0, 1 and 2
@@ -141,3 +158,37 @@ sync_threshold - INTEGER
synchronized, every time the number of its incoming packets
modulus 50 equals the threshold. The range of the threshold is
from 0 to 49.
++snat_reroute - BOOLEAN+ 0 - disabled+ not 0 - enabled (default)++ If enabled, recalculate the route of SNATed packets from+ realservers so that they are routed as if they originate from the+ director. Otherwise they are routed as if they are forwarded by the+ director.++ If policy routing is in effect then it is possible that the route+ of a packet originating from a director is routed differently to a+ packet being forwarded by the director.++ If policy routing is not in effect then the recalculated route will+ always be the same as the original route so it is an optimisation+ to disable snat_reroute and avoid the recalculation.++sync_version - INTEGER+ default 1++ The version of the synchronisation protocol used when sending+ synchronisation messages.++ 0 selects the original synchronisation protocol (version 0). This+ shuold be used Use this when sending synchronisation messages to a+ legacy system that only understands the original synchronisation+ protocol.++ 1 selects the current synchronisation protocol (version 1). This+ should be used where possible.++ Kernels with this sync_version entry are able to receive messages+ of both version 1 and version 2 of the synchronisation protocol.